Tech Blogs - Tutorials Dojo

Building an Amazon Nova AI Chatbot Using Bedrock
If you ever want to build your own AI chatbot on Amazon, this guide will show you how. You’ll create a working, serverless chatbot powered by Amazon Bedrock Nova, one of the easiest ways to try foundation models on Amazon. The setup is simple, fully managed, and does not [...]
Crowd Detection: How AI Predicts Busy Areas
You might use Google Maps in your daily commute, but have you ever wondered how it provides real-time traffic data? Or how it highlights the busiest areas and even the popular times for a business? To achieve this, Google powers these features with large-scale analysis and crowdsourcing from our [...]
Terraform vs AWS CloudFormation: Which Is Better for Building Serverless Applications?
Serverless applications feel effortless — until you try to scale. You might start with a single AWS Lambda function. Soon, you add API Gateway endpoints, DynamoDB tables, S3 triggers, SNS notifications, and maybe Step Functions to orchestrate your workflow. Before long, your AWS console looks like a maze, and [...]
Microsoft Unveils the NEW Agentic AI Business Solutions Architect Certification (AB-100 beta)
As artificial intelligence (AI) continues to reshape industries rapidly, the demand for professionals who can design, implement, and manage autonomous AI systems that deliver real business value is skyrocketing. In response to this evolving landscape, Microsoft has introduced a groundbreaking new certification: Microsoft Certified: Agentic AI Business Solutions Architect [...]
Data Preprocessing Guide for Beginners in ML
Before machine learning (ML) models can generate predictions or insights, the raw data must first be cleaned, organized, and transformed into a suitable format for the model. This process is known as data preprocessing. It is the foundation of every successful ML project. It ensures that the model learns [...]
AWS Certified Generative AI Developer Professional Study Path
AWS has just unveiled the newest AWS Certified Generative AI Developer – Professional certification. This important credential is for developers and AI professionals who want to advance their careers by building, deploying, and improving high-quality generative AI applications on AWS. This certification confirms your skills in using foundation models [...]
Don’t Struggle with Kaggle: Build your First Data Science Project!
Are you a beginner wanting to start your very first data science or machine learning project, but don’t have the right hardware or enough storage capacity? Well, Kaggle is the perfect platform to start your journey! What is Kaggle? Kaggle is a powerful web-based platform that provides opportunities for [...]
Tech Burnout: Is It Really Inevitable?
What if the dream job, the one you've always been dreaming of and manifesting ever since, is quietly draining the life out of you? This exhaustion is a known feeling in the tech industry, where the relentless pressure forces professionals and students to push until they hit a wall. [...]
Rise of Microservices in Modern Apps: From One Block to Many
Have you ever thought about the pain of fixing just one small piece of a massive software system without accidentally breaking everything else? Honestly, most of the time, that is almost impossible. That challenge led to the rise of microservices in modern apps. It marked a shift from old monolithic [...]
High-Performing ≠ Massive: The Rise and Progression of Small Language Models (SLMs)
Have you ever needed to find a new charger for your device, only to discover that its voltage wasn’t compatible, causing it not to work or even risking damage? Without checking the actual needs of your device, you’ve probably thought that you could go with what the seller recommends [...]

Renovate Your Second Home: Terminal with Amazon Q

For many developers, the terminal is not just a tool to make you look cool but it is a sanctuary. It deserves the title "A Developer's Second Home." Here, we build what we want, everything flows freely, and productivity reigns. However, comfort doesn't mean we can't tinker and upgrade it. In this blog, we'll explore how Amazon Q can renovate our sanctuary to make life easier. We need to improve our terminal experience from simple [...]

Cloud-9.9: Using Amazon CloudFront for Your Site in Amazon EC2

Hey, this is Step 9 of our 9-step website portfolio building with AWS! Got lost? Click here to go to the main article, and here for the eighth step! In this final step of the series, we’ll guide you through integrating Amazon CloudFront, a global Content Delivery Network (CDN), with your WordPress website hosted on Amazon EC2. Amazon CloudFront will help accelerate content delivery, reduce latency, and enhance the overall performance and security of [...]

Understanding F1 Score in Machine Learning

In machine learning, evaluating the performance of a model is essential to ensure its effectiveness and reliability. Among various metrics used for classification problems, the F1 Score is one of the most important and widely used. This metric helps assess the balance between precision and recall, providing a score reflecting the model's accuracy and ability to identify relevant instances. What is the F1 Score? The F1 Score measures a model's accuracy, the harmonic mean [...]

Smart Note-Taking with NotebookLM – AI Assistant for Your Ideas

Have you ever found yourself staring at a blank screen at 10 p.m., with a deadline looming and a mountain of notes scattered across your desktop? We’ve all been there! Wishing upon a shooting start that our research could magically organize itself and whisper the answers straight into our ears. But what if your notes could not only talk back but also help you brainstorm, summarize, and even turn dense research into a podcast-worthy [...]

DP-100: Microsoft Azure Data Scientist Associate Study Path

Bookmarks Study Materials Azure Services to Focus On Final Remarks The DP-100: Data Scientist Associate is designed for data scientists who apply Azure machine learning services to train, evaluate, and deploy models that solve business problems. This exam assesses technical skills in preparing data, developing and training models, deploying and maintaining models, and monitoring and optimizing model performance using Microsoft Azure technologies. The content of the exam will [...]

Amazon Bedrock Token Management: Strategies for Smarter AI Usage

Did you know? Big tech companies, fast-growing startups, and even solo developers are already using Amazon Bedrock to power their AI apps, from chatbots to content generators. But there's one secret they all share to keep things cost-efficient and fast: Smart token management. Whether building an AI-powered app or experimenting with GenAI for the first time, understanding how tokens work is the key to saving money and boosting performance in Amazon Bedrock. Let's break [...]

AZ-800: Microsoft Azure Administering Windows Server Hybrid Core Infrastructure Study Path

Bookmarks Study Materials Azure Services to Focus On Final Remarks The AZ-800: Administering Windows Server Hybrid Core Infrastructure certification exam is designed for IT professionals who have experience managing Windows Server environments in both on-premises and hybrid cloud setups. This exam assesses your technical skills in deploying, managing, and maintaining Windows Server workloads, Microsoft Entra, networking, storage, and virtualization across hybrid environments using Microsoft Azure services. The content [...]

Cloud-9.8: Setting Up Web Caching Using Amazon ElastiCache for Your Amazon EC2-Hosted WordPress Website

Hey, this is Step 8 of our 9-step website portfolio building with AWS! Got lost? Click here to go to the main article, and here for the seventh step! WordPress has proven itself as a powerful Content Management System (CMS) tool. However, as traffic increases, its performance can be compromised and slow down, especially when running on a single Amazon EC2 instance. In this article, I'll show you how to use Amazon ElastiCache to [...]

Beyond the Limits: Writer Palmyra X5 & X4 on Amazon Bedrock

As organizations increasingly adopt generative AI to streamline operations, boost productivity, and provide personalized experiences at scale, the demand for domain-specific, enterprise-grade language models has never been greater. Introducing Writer’s Palmyra X5 and X4—two powerful foundation models designed specifically for business applications. Writer has pioneered AI development that comprehends language, business context, compliance requirements, tone, and brand-specific language. These models are now available through Amazon Bedrock, AWS’s fully managed service that simplifies the process [...]

Enhancing Bot Development with the Bot Framework Emulator

Testing and debugging are must-haves when you build a chatbot that provides instant and intelligent conversation. The Bot Framework Emulator is a powerful desktop application designed to help developers build, test, and debug bots locally before deploying them to production environments. As part of the Microsoft Bot Framework, this tool provides a coherent development experience for bots that spans across platforms such as Chatbots and Virtual Assistants. Developers can use the Bot Framework Emulator to simulate [...]